Fast
Fast adverb - With great speed.
In a flash and fast are semantically related. in speedily topic. In some cases you can use "In a flash" instead the word "Fast" as an adverb or an adjective, when it comes to topics like without delay.
In a flash
In a flash adverb - Without any delay.
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Synonyms for In a flash
Fast and in a flash are semantically related. You can use "Fast" instead the phrase "In a flash" as an adverb or an adjective.
Mutual synonyms
Cite this Source
In a flash and Fast. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/fast/in_a_flash
Fast & In a flash. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/fast/in_a_flash>.
In a flash or Fast. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/fast/in_a_flash.
